Restore the annotated dynamic deps support.

scrapy_poet/injection.py

@@ -20,7 +20,7 @@
 from weakref import WeakKeyDictionary
 
 import andi
-from andi.typeutils import issubclass_safe
+from andi.typeutils import issubclass_safe, strip_annotated
 from scrapy import Request, Spider
 from scrapy.crawler import Crawler
 from scrapy.http import Response
@@ -247,7 +247,7 @@ def _get_dynamic_deps_factory(
  """
  ns: Dict[str, type] = {}
  for type_ in dynamic_types:
- if not isinstance(type_, type):
+ if not isinstance(strip_annotated(type_), type):
  raise TypeError(f"Expected a dynamic dependency type, got {type_!r}")
  ns[type_.__name__] = type_
  txt = Injector._get_dynamic_deps_factory_text(ns.keys())

tests/test_injection.py

@@ -989,6 +989,23 @@ def test_dynamic_deps_factory():
  assert dd == {int: 42, Cls1: c}
 
 
+@pytest.mark.skipif(
+ sys.version_info < (3, 9), reason="No Annotated support in Python < 3.9"
+)
+def test_dynamic_deps_factory_annotated():
+ from typing import Annotated
+
+ fn = Injector._get_dynamic_deps_factory([Annotated[Cls1, 42]])
+ args = andi.inspect(fn)
+ # the arg name needs to be fixed separately
+ assert args == {
+ "Annotated_arg": [Annotated[Cls1, 42]],
+ }
+ c1 = Cls1()
+ dd = fn(Annotated_arg=c1)
+ assert dd == {Annotated[Cls1, 42]: c1}
+
+
 def test_dynamic_deps_factory_bad_input():
  with pytest.raises(
  TypeError,